Quote:
Originally Posted by 61K10
that last 283"s built had thinner cyl walls late 60's. The early ones could be bored 1/8", Most anyway. we called them 301"s back in the day.
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I have a .060 67 283 that has 175,000 miles on it, it ran great never had a cooling issue, just saying. Stay at .030 or .060 at most I'd say you will be OK on any 283...